20014110155 has 32 divisors (see below), whose sum is σ = 26066734848. Its totient is φ = 14664499200.

The previous prime is 20014110139. The next prime is 20014110173. The reversal of 20014110155 is 55101141002.

It is not a de Polignac number, because 20014110155 - 2⁴ = 20014110139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4524845 + ... + 4529265.

It is an arithmetic number, because the mean of its divisors is an integer number (814585464).

Almost surely, 2^20014110155 is an apocalyptic number.

20014110155 is a deficient number, since it is larger than the sum of its proper divisors (6052624693).

20014110155 is a wasteful number, since it uses less digits than its factorization.

20014110155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967.

The product of its (nonzero) digits is 200, while the sum is 20.

Adding to 20014110155 its reverse (55101141002), we get a palindrome (75115251157).

The spelling of 20014110155 in words is "twenty billion, fourteen million, one hundred ten thousand, one hundred fifty-five".